Port Authority - Ladies Performance Waffle Mesh Polo Sport Shirt - Black L492 M 5.9-ounce, 65/35 cotton/Aerocool polyester - Moisture-wicking Traditional, relaxed look Double-needle stitching throughout Flat knit collar with jacquard trim - Open reverse 3-button placket with dyed-to-match buttons Half ottoman flat knit, half self-fabric cuffs for comfort - Side vents